refactor: rename files to follow Go convention

test/superfluous_else_test.go

@@ -0,0 +1,15 @@
+package test
+
+import (
+	"testing"
+
+	"github.com/mgechev/revive/internal/ifelse"
+	"github.com/mgechev/revive/lint"
+	"github.com/mgechev/revive/rule"
+)
+
+// TestSuperfluousElse rule.
+func TestSuperfluousElse(t *testing.T) {
+	testRule(t, "superfluous_else", &rule.SuperfluousElseRule{})
+	testRule(t, "superfluous_else_scope", &rule.SuperfluousElseRule{}, &lint.RuleConfig{Arguments: []any{ifelse.PreserveScope}})
+}